Question

rachel purchased different carpets that had the same ratio of the length to the width. the table below shows the length and width of some carpets rachel bought: length (feet) width (feet) 4 3 8 6 12 9 16 12 ? 15 the missing value in the table is ______ feet.

Answer 1

A printer printed 68 letters in 4 seconds. If it prints letters at a constant speed, it can print

letters in 30 seconds.

Explanation:

Answer 2

Let the missing value be x, then
4/3 = x/15
x = 15 x 4 / 3 = 20